<template>
    <div class="login_container">
        <el-row>
            <el-col :span="9" :xs="0"></el-col>
            <el-col :span="10" :xs="24">
                <el-form class="login_form" ref="loginForms">
                    <h1>Hello</h1>
                    <h2>欢迎来到北栀智慧后台连大屏</h2>
                    <el-form-item prop="username">
                        <el-input :prefix-icon="User" v-model="loginForm.username"></el-input>
                    </el-form-item>
                    <el-form-item prop="password">
                        <el-input type="password" :prefix-icon="Lock" v-model="loginForm.password"
                            show-password></el-input>
                    </el-form-item>
                    <el-form-item>
                        <el-button :loading="loading" class="login_btn" type="primary" size="default" @click="login">
                            登录
                        </el-button>
                    </el-form-item>
                </el-form>
            </el-col>
        </el-row>
    </div>
</template>

<script setup lang="ts">
import { User, Lock } from '@element-plus/icons-vue'
import { reactive, ref } from 'vue'
import { ElNotification } from 'element-plus'
import { useRouter, useRoute } from 'vue-router'
import { getTime } from '@/utils/time'
const route = useRoute()
const router = useRouter()
const loginForms = ref()

//定义表单校验需要的配置对象
const rules = {
    username: [
        //规则对象属性:
        {
            required: true, // required,代表这个字段务必要校验的
            min: 5, //min:文本长度至少多少位
            max: 10, // max:文本长度最多多少位
            message: '长度应为6-10位', // message:错误的提示信息
            trigger: 'change', //trigger:触发校验表单的时机 change->文本发生变化触发校验, blur:失去焦点的时候触发校验规则
        },

    ],
    password: [
        {
            required: true,
            min: 6,
            max: 10,
            message: '长度应为6-15位',
            trigger: 'change',
        },
    ],
}

//收集账号与密码数据
let loginForm = reactive({ username: 'admin', password: '111111' })
const loading = ref(false)
const login = async () => {
    //保证全部表单项校验通过
    await loginForms.value.validate()
    //按钮加载效果
    loading.value = true
    try {
        // await useStore.userLogin(loginForm)
        //编程式导航跳转到展示数据的首页
        router.push('/home')
        //登录成功的提示信息
        ElNotification({
            type: 'success',
            message: '登录成功！',
            title: `Hi,${getTime()}好`
        })
        //登录成功,加载效果也消失
        loading.value = false
    } catch (error) {
        //登陆失败加载效果消失
        loading.value = false
        //登录失败的提示信息
        ElNotification({
            type: 'error',
            message: (error as Error).message,
        })
    }
}

</script>

<style lang="scss" scoped>
.login_container {
    width: 100%;
    height: 100vh;
    background: url('@/assets/background.jpg') no-repeat;
    background-size: cover;

    .login_form {
        position: relative;
        width: 50%;
        top: 25vh;
        background: url('@/assets/login_form.png') no-repeat;
        background-size: cover;
        padding: 40px;

        h1 {
            color: white;
            font-size: 40px;
        }

        h2 {
            color: white;
            font-size: 20px;
            margin: 20px 0px;
        }

        .login_btn {
            width: 100%;
        }
    }
}
</style>
